Format ISO timestamps into humanized relative time strings (Intl.RelativeTimeFormat).
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Type timestamp like 2026-08-25T10:30:00Z.
Inspect humanized output (e.g. 3 days ago).
Copy text for UI badges and activity feeds.
Future dates automatically render as 'in X hours' or 'in X days'.
It utilizes the native ECMAScript Intl.RelativeTimeFormat standard API.
Zero-egress companion tools in the Date & Time suite
Convert times across world timezones and compute exact business days.
Convert between Unix timestamps and human-readable UTC/ISO dates.
Calculate exact intervals, working business days, and future date offsets.
Calculate calendar and custom fiscal year quarters starting in any month (e.g. Feb, July, Oct).
